3855435

Information

• Patent Grant
• 3855435

• References
• Source

• Patent Number

  3,855,435

• Date Filed

  Not available

• Date Issued

  Tuesday, December 17, 1974
  50 years ago

• CPC

  • H01H33/666 - Operating arrangements
  • H01H33/24 - Means for preventing discharge to non-current-carrying parts
  • H02B13/0354 - comprising a vacuum switch
  • H01H33/55 - Oil reservoirs or tanks Lowering means therefor
  • H01H2033/566 - Avoiding the use of SF6
  • H01H2033/66246 - Details relating to the guiding of the contact rod in vacuum switch belows

• US Classifications

  • 218 - High-voltage switches with arc preventing or extinguishing devices